By the way, cisco has new command can control the router id under ospf
router configuration.
router-id x.w.y.z (in ip address format)
Vincent Chong
""Brad McConnell"" There's not much point in putting the loopbacks in
their own area unless
> you're in a lab scenario and trying to make a bigger, more complicated
> network. ..At least not that I can think of. However, there is
definitely
> a usefulness for loopback interfaces in OSPF -- use them to set your RIDs
> (used to indentify the router in OSPF LSA's) to controllable, meaningfull
> addresses. This doesn't even require that the loopbacks be part of the
OSPF
> domain, just that they be configured and up. Highest loopback IP on the
> router will be the OSPF RID of any LSA's generated by that router (as
shown
> in commands such as show ip ospf neighbor, etc)...
>
> -Brad McConnell
>
> ""Vincent Chong"" wrote in message
> [EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> > Hi;
> >
> > For OSPF implementation, an area can be configured in the Loopback
> > interface.
> > But what purpose, when should I do it?
> >
> > TIA
> > Vincent Chong
> > FAQ, list archives, and subscription info:
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